If baby boomers were the "Me Generation," then it's not too far-fetched to call Millennials the "Me, Me, Me Generation."
By every standard, we are all becoming more interested in extrinsic values. An increasing number of studies is showing narcissistic personality traits are on the rise.
It's not clear just how big of a problem this trend is, but everyone agrees that it's not a positive shift. The causes of these changes in self-perception are various and complex. But if there's one thing that can't be denied it's that they map almost perfectly onto equally rising trends of social media use.